Screen magnifiers can be used to enlarge to size of elements on a web page so that a visually impaired user can view the page more easily. The Microsoft Windows operating system has a built in screen magnifier amongst it’s accessibility features that users can use to enlarge the size of the page. There are also a number of screen magnifier software packages available, information about these is given below.
ZoomText was created by an accessibility company called AI Squared. ZoomText is capable of magnifying the screen up to 16 times bigger than its normal size and is able to easily smooth fonts and colours. It also contains a number of different window types that enable a visually impaired user to view the screen. The software also makes it easy for a visually impaired user to adjust the position of the screen at any time.
A visually impaired user can also use ZoomText to adjust the colours and contrast of the screen. If a visually impaired user is using a mouse then ZoomText has a pointer enhancer that allows the user to increase the size or colour of the mouse pointer, so that they are able to see it more easily on the screen. A similar feature is available for the text cursor. The web finder feature allows a visually impaired user to easily locate links and other elements on a web page.
Zoomtext can also be used as a screen reader providing speech output of web pages. More information about ZoomText can be found on the AI Squared website. The site also contains a free ZoomText Demo.
The Artic Magnum Deluxe screen magnifier was created by Artic Technologies. It contains the following accessibility features:
The Magic screen magnifier was created by Freedom Scientific It is a combined screen magnifier and screen reader. It is designed to allow visually impaired users to see the screen while listening to the speech output given by the screen reader. It can magnify the size of the screen up to 16 times the original size. It contains the following accessibility features:
The Lunar and Lunar Plus screen magnifiers were created by the Dolphin Computer Access Company. The Lunar screen magnifier is a screen magnifier alone, while the Lunar plus screen magnifier provides screen magnification facilities as well as speech output for web pages. The Lunar screen magnifier contains the following accessibility features:
Microsoft Magnifier is a basic magnification tool, which shows the magnified area of the screen. Unlike many screen magnifiers MS Magnifier is not able to carry out font smoothing but it can still magnify up to 9 times the original size. MS Magnifier is also able to track mouse and keyboard action. There is also an option to invert the colours of the magnified view as well as the option to quickly switch to a high contrast theme.